Agreement for lease extension period duration.

No definition available.

Name:	ohi_AgreementForLeaseExtensionPeriodDuration
Namespace Prefix:	ohi_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Contractual Receivables And Other Receivables And Lease Inducements [Line Items]

+ References

No definition available.

+ Details

Name:	ohi_ContractualReceivablesAndOtherReceivablesAndLeaseInducementsLineItems
Namespace Prefix:	ohi_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Monthly expected payment amount to be received.

+ References

No definition available.

+ Details

Name:	ohi_MonthlyExpectedPaymentAmountToBeReceived
Namespace Prefix:	ohi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the number of extension options.

+ References

No definition available.

+ Details

Name:	ohi_NumberOfExtensionOptions
Namespace Prefix:	ohi_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the rent following restructuring activities.

+ References

No definition available.

+ Details

Name:	ohi_RestructuredContractualRentAmount
Namespace Prefix:	ohi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of interest income on financing receivable on nonaccrual status.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-16

+ Details

Name:	us-gaap_FinancingReceivableNonaccrualInterestIncome
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Nominal or face amount on the investment owned.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 946
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 3
-Subparagraph (SX 210.6-03(d))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479886/946-10-S99-3

+ Details

Name:	us-gaap_InvestmentOwnedUnderlyingFaceAmountAtMarketValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Date which lease or group of leases is set to expire, in YYYY-MM-DD format.

+ References

No definition available.

+ Details

Name:	us-gaap_LeaseExpirationDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfRealEstateProperties
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479773/842-30-50-5

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 270
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482964/270-10-50-6A

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479016/842-30-45-3

+ Details

Name:	us-gaap_OperatingLeaseLeaseIncome
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	ohi_PropertyCategoryAxis=ohi_FacilitiesSoldMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=ohi_AgemoHoldingsLlcMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ConsolidatedEntitiesAxis=us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=ohi_NotesReceivableTermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=ohi_WorkingCapitalLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=ohi_NotesReceivable82Point2MillionDue2036Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CounterpartyNameAxis=ohi_OperatorPlacedOnCashBasisMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

CONTRACTUAL RECEIVABLES AND OTHER RECEIVABLES AND LEASE INDUCEMENTS (Operator Collectibility - Agemo) (Details)	1 Months Ended		3 Months Ended	12 Months Ended
	Jan. 31, 2023 USD ($)	Sep. 30, 2022 USD ($) facility	Mar. 31, 2023 contract	Dec. 31, 2025 USD ($) facility	Dec. 31, 2024 USD ($) facility	Dec. 31, 2023 USD ($)	Dec. 31, 2022 facility	May 17, 2018 USD ($)	May 07, 2018 USD ($)	Sep. 30, 2016 USD ($)
Contractual Receivables And Other Receivables And Lease Inducements [Line Items]
Interest income related to loans on non-accrual status				$ 2,600,000	$ 3,300,000	$ 1,700,000
Number of real estate properties \| facility				1,027
Facilities Sold
Contractual Receivables And Other Receivables And Lease Inducements [Line Items]
Number of real estate properties				49	21	69
Agemo Holdings LLC [Member]
Contractual Receivables And Other Receivables And Lease Inducements [Line Items]
Lease expiration date			Dec. 31, 2036				Dec. 31, 2030
Number of Extension Options \| contract			3
Agreement for lease extension period duration			10 years
Agemo Holdings LLC [Member] \| Variable Interest Entity, Not Primary Beneficiary [Member]
Contractual Receivables And Other Receivables And Lease Inducements [Line Items]
Rental income				$ 24,400,000	$ 23,800,000	$ 17,400,000
Agemo Holdings LLC [Member] \| Variable Interest Entity, Not Primary Beneficiary [Member] \| Notes Receivable Term Loan [Member]
Contractual Receivables And Other Receivables And Lease Inducements [Line Items]
Financing receivable, face amount										$ 32,000,000
Agemo Holdings LLC [Member] \| Variable Interest Entity, Not Primary Beneficiary [Member] \| Working Capital Loans [Member]
Contractual Receivables And Other Receivables And Lease Inducements [Line Items]
Financing receivable, face amount								$ 25,000,000	$ 25,000,000
Agemo Holdings LLC [Member] \| Variable Interest Entity, Not Primary Beneficiary [Member] \| Notes Receivable $82.2 Million Due 2036 [Member]
Contractual Receivables And Other Receivables And Lease Inducements [Line Items]
Interest income related to loans on non-accrual status				$ 0	$ 0	$ 0
Agemo Holdings LLC [Member] \| Variable Interest Entity, Not Primary Beneficiary [Member] \| Operator Placed On Cash Basis [Member]
Contractual Receivables And Other Receivables And Lease Inducements [Line Items]
Monthly expected payment amount to be received		$ 4,800,000
Restructured contractual rent amount	$ 1,900,000
Agemo Holdings LLC [Member] \| Variable Interest Entity, Not Primary Beneficiary [Member] \| Operator Placed On Cash Basis [Member] \| Facilities Sold
Contractual Receivables And Other Receivables And Lease Inducements [Line Items]
Number of real estate properties \| facility		22					22